<SEC-DOCUMENT>0001104659-21-034984-index.html : 20210311
<SEC-HEADER>0001104659-21-034984.hdr.sgml : 20210311
<ACCEPTANCE-DATETIME>20210311160034
ACCESSION NUMBER:		0001104659-21-034984
CONFORMED SUBMISSION TYPE:	10-K
PUBLIC DOCUMENT COUNT:		14
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210311
DATE AS OF CHANGE:		20210311

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CATABASIS PHARMACEUTICALS INC
		CENTRAL INDEX KEY:			0001454789
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37467
		FILM NUMBER:		21733207

	BUSINESS ADDRESS:	
		STREET 1:		100 HIGH STREET
		STREET 2:		28TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		617-349-1971

	MAIL ADDRESS:	
		STREET 1:		100 HIGH STREET
		STREET 2:		28TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
</SEC-HEADER>
<DOCUMENT>
<TYPE>10-K
<SEQUENCE>1
<FILENAME>tm211035-1_10k.htm
<DESCRIPTION>10-K
<TEXT>
Document 1 - file: tm211035-1_10k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.3
<SEQUENCE>2
<FILENAME>tm211035d2_ex10-3.htm
<DESCRIPTION>EXHIBIT 10.3
<TEXT>
Document 2 - file: tm211035d2_ex10-3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.9
<SEQUENCE>3
<FILENAME>tm211035d2_ex10-9.htm
<DESCRIPTION>EXHIBIT 10.9
<TEXT>
Document 3 - file: tm211035d2_ex10-9.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.10
<SEQUENCE>4
<FILENAME>tm211035d2_ex10-10.htm
<DESCRIPTION>EXHIBIT 10.10
<TEXT>
Document 4 - file: tm211035d2_ex10-10.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-21.1
<SEQUENCE>5
<FILENAME>tm211035d2_ex21-1.htm
<DESCRIPTION>EXHIBIT 21.1
<TEXT>
Document 5 - file: tm211035d2_ex21-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>6
<FILENAME>tm211035d2_ex23-1.htm
<DESCRIPTION>CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
<TEXT>
Document 6 - file: tm211035d2_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>7
<FILENAME>tm211035d2_ex31-1.htm
<DESCRIPTION>EXHIBIT 31.1
<TEXT>
Document 7 - file: tm211035d2_ex31-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.2
<SEQUENCE>8
<FILENAME>tm211035d2_ex31-2.htm
<DESCRIPTION>EXHIBIT 31.2
<TEXT>
Document 8 - file: tm211035d2_ex31-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>9
<FILENAME>tm211035d2_ex32-1.htm
<DESCRIPTION>EXHIBIT 32.1
<TEXT>
Document 9 - file: tm211035d2_ex32-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.2
<SEQUENCE>10
<FILENAME>tm211035d2_ex32-2.htm
<DESCRIPTION>EXHIBIT 32.2
<TEXT>
Document 10 - file: tm211035d2_ex32-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>tm211035d2_ex10-9img01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: tm211035d2_ex10-9img01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>tm211035d2_ex10-10img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: tm211035d2_ex10-10img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>tm211035d1-lc_figure1bw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: tm211035d1-lc_figure1bw.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>tm211035d1-lc_figure2bw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: tm211035d1-lc_figure2bw.jpg

</DOCUMENT>
</SEC-DOCUMENT>